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Fedora 22: 2015-8303 Moderate: Hostapd Integer Underflow Attack Risk

fedora
Calendar Grey May 26, 2015
Dist Fedora Esm H88
Integer overflow vulnerability patch for hostapd in Fedora 22. Implemented fixes improve overall system protection.
Security update for integer underflow in AP mode WMM Action frame processing.

Summary

hostapd is a user space daemon for access point and authentication servers. It

implements IEEE 802.11 access point management, IEEE 802.1X/WPA/WPA2/EAP

Authenticators and RADIUS authentication server.

hostapd is designed to be a "daemon" program that runs in the back-ground and

acts as the backend component controlling authentication. hostapd supports

separate frontend programs and an example text-based frontend, hostapd_cli, is

included with hostapd.

Update Information:

Security update for integer underflow in AP mode WMM Action frame processing.

Change Log

* Fri May 15 2015 John W. Linville - 2.4-2 - apply fix for underflow in WMM action frame parser * Tue Apr 21 2015 John W. Linville - 2.4-1 - Update to version 2.4 from upstream - Enable support for IEEE802.11r and IEEE802.11ac

References


[ 1 ] Bug #1221178 - wpa_supplicant and hostapd: integer underflow in AP mode WMM Action frame processing https://bugzilla.redhat.com/show_bug.cgi?id=1221178

Update Instructions

This update can be installed with the "yum" update program. Use su -c 'yum update hostapd' at the command line. For more information, refer to "Managing Software with yum", available at .

Severity
important
Lowest
Low
Medium
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Critical

Name: hostapd
Product: Fedora 22
Version: 2.4
Release: 2.fc22
Summary: IEEE 802.11 AP, IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator

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